{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007088},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007332","490:4900007087","490:4900006356","490:4900008150","490:4900007086","490:4900006601","490:4900008372","490:4900006234","490:4900006125","490:4900007224","490:4900006837","490:4900006594","490:4900006971","490:4900007929","490:4900008371","466:4660005136","490:4900010017","487:4870002336","487:4870002709","490:4900007466","490:4900008287","487:4870002335","490:4900006118","490:4900008619","487:4870003646"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,487,487,490,490,487,490,490,487],"twin_sims":[0.04123136621834082,0.012245919214147903,0.003304910278739407,0.0010373373447936935,0.0005312650636616315,0.000338634033449258,0.00013928003483234627,0.00011473860936360006,0.00010432851073531425,0.00009887853451958406,0.00008159198277181685,0.000044198864686045706,0.00002292074772005071,0.000018719330290817667,0.000014126636761963048,0.000012344154350108396,0.000008870333970974116,0.000008351176353588883,0.000007788653028545046,0.000006265512787952716,0.000005640420956626924,0.000005064024989505729,0.000004842284958979038,0.000004624510729102504,0.000004587291843772403],"twin_dists":[0.32797132026715664,0.3853821631615591,0.438981375207952,0.4814508062517358,0.504349624392522,0.5191923484552898,0.5472949731487544,0.553236473833469,0.5561287383444544,0.5577536447714565,0.5635349501270072,0.5815944696870515,0.6003368078073373,0.6059992527296161,0.6137843649929702,0.6174798586877225,0.6264421038168725,0.6280638935484768,0.62993390962804,0.6357339603577326,0.6385164450870402,0.6413577471479238,0.6425342254948259,0.6437410770649687,0.6439527747775036],"n_dims_used":45,"mean_confidence":0.9417575412326389},"coverage":{"mean_confidence":0.9417575412326389,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}